| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 941 |
73.8%
|
| 2 | Both | 67 |
5.3%
|
| 3 | Father only | 161 |
12.6%
|
| 4 | Mother only | 34 |
2.7%
|
| 5 | I don't know | 72 |
5.6%
|
| Sysmiss | 34 |